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Top Forums Shell Programming and Scripting How to replace string in perl? Post 302413876 by vanitham on Sunday 18th of April 2010 02:08:39 AM
Old 04-18-2010
How to replace string in perl?

Hi,

I have string like this:

Code:
$query="#1,apple";
$string=$query;

I want to replace #1 with fruit. I tried like this:

Code:
string=~s/#\d+/$query/ig;
print "\n string: $string\n";

It is working only when there is single #1 or #2 but when i give like #1,#2,#3,apple the above code is not working.

Code:
#1 ----> fruit
#2 ----> orange
#3 -----> grapes

How can i substitute the fruit in #1,#2,#3 in perl?

The output should be like this:

Code:
string: fruit,orange,grapes,apple

How can i get the above output and substitute in perl?

Regards
Vanitha
 

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ARRAY_SHIFT(3)								 1							    ARRAY_SHIFT(3)

array_shift - Shift an element off the beginning of array

SYNOPSIS
mixed array_shift (array &$array) DESCRIPTION
array_shift(3) shifts the first value of the $array off and returns it, shortening the $array by one element and moving everything down. All numerical array keys will be modified to start counting from zero while literal keys won't be touched. Note This function will reset(3) the array pointer of the input array after use. PARAMETERS
o $array - The input array. RETURN VALUES
Returns the shifted value, or NULL if $array is empty or is not an array. EXAMPLES
Example #1 array_shift(3) example <?php $stack = array("orange", "banana", "apple", "raspberry"); $fruit = array_shift($stack); print_r($stack); ?> The above example will output: Array ( [0] => banana [1] => apple [2] => raspberry ) and orange will be assigned to $fruit. SEE ALSO
array_unshift(3), array_push(3), array_pop(3). PHP Documentation Group ARRAY_SHIFT(3)
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